<template>
  <el-container>
    <el-aside width="200px" style="background-color: rgb(255, 255, 255)">
      <el-input
              placeholder="输入关键字进行过滤"
              v-model="filterText">
      </el-input>
      <el-tree
              v-loading="treeLoading"
              class="filter-tree"
              :data="treeData"
              :props="defaultProps"
              default-expand-all
              :highlight-current=true
              :filter-node-method="filterNode"
              @node-click="handleNodeClick"
              ref="tree">
      </el-tree>
    </el-aside>
    <el-main style="padding-top: 0px">
  <el-card shadow="never" class="aui-card--fill">
    <div class="mod-sys__menu">
      <el-form :inline="true" :model="dataForm" @keyup.enter.native="getDataList()">
        <el-form-item >
          <el-input v-model="dataForm.name" clearable   placeholder="名称"></el-input>
        </el-form-item>
        <el-form-item >
        <el-input v-model="dataForm.id"  clearable  placeholder="id"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary"   @click="getDataList(1)">{{ $t('query') }}</el-button>
        </el-form-item>
        <el-form-item>
          <el-button v-if="$hasPermission('sys:menu:save')" type="primary" @click="addOrUpdateHandle()">{{ $t('add') }}</el-button>
        </el-form-item>
      </el-form>
      <el-table v-loading="dataListLoading" :data="dataList" border style="width: 100%;">
        <table-tree-column prop="name" :label="$t('menu.name')" header-align="center" width="200"></table-tree-column>
        <el-table-column prop="icon" :label="$t('menu.icon')" header-align="center" align="center">
          <template slot-scope="scope">
            <svg class="icon-svg" aria-hidden="true"><use :xlink:href="`#${scope.row.icon}`"></use></svg>
          </template>
        </el-table-column>
        <el-table-column prop="type" :label="$t('menu.type')" header-align="center" align="center">
          <template slot-scope="scope">
            <el-tag v-if="scope.row.type === 0" size="mini">{{ $t('menu.type0') }}</el-tag>
            <el-tag v-else size="mini" type="info">{{ $t('menu.type1') }}</el-tag>
          </template>
        </el-table-column>
        <el-table-column prop="sort" :label="$t('menu.sort')" header-align="center" align="center"></el-table-column>
        <el-table-column prop="url" :label="$t('menu.url')" header-align="center" align="center" width="200" :show-overflow-tooltip="true" ></el-table-column>
        <el-table-column prop="permissions" :label="$t('menu.permissions')" header-align="center" align="center" width="200" :show-overflow-tooltip="true"></el-table-column>
        <el-table-column  :label="$t('handle')" fixed="right" header-align="center" align="center" width="200">
          <template slot-scope="scope">
            <el-button v-if="$hasPermission('sys:menu:update')" type="text" size="mini" @click="addOrUpdateHandle(scope.row.id)">{{ $t('update') }}</el-button>
            <el-button v-if="$hasPermission('sys:menu:delete')" type="text" size="mini" @click="deleteHandle(scope.row.id)">{{ $t('delete') }}</el-button>
          </template>
        </el-table-column>
      </el-table>
      <!-- 弹窗, 新增 / 修改 -->
      <add-or-update v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="getDataList"></add-or-update>
    </div>
  </el-card>
    </el-main>
  </el-container>
</template>

<script>
import mixinViewModule from '@/mixins/view-module'
import TableTreeColumn from '@/components/table-tree-column'
import AddOrUpdate from './menu-add-or-update'
export default {
  mixins: [mixinViewModule],
  data () {
    return {
      filterText: '',
      treeLoading: false,
      treeData: [],
      defaultProps: {
        children: 'children',
        label: 'name'
      },
      dataForm: {
        id: '',
        name: ''
      },
      mixinViewModuleOptions: {
        getDataListURL: '/sys/menu/list',
        getTreeDataURL: '/sys/menu/tree',
        deleteURL: '/sys/menu'
      }
    }
  },
  watch: {
    filterText (val) {
      this.$refs.tree.filter(val)
    }
  },
  activated () {
    this.getDataList()
    this.getTreeDataList()
  },
  components: {
    TableTreeColumn,
    AddOrUpdate
  },
  methods: {
    refreshList () {
      if (this.dataForm.pid === '0') {
        this.getTreeDataList()
      }
      this.getDataList()
    },
    handleNodeClick (data) {
      this.dataForm.id = data.id
      this.getDataList()
    },
    // 树节点点击事件
    filterNode (value, data) {
      if (!value) return true
      return data.name.indexOf(value) !== -1
    },
    getTreeDataList: function () {
      this.treeLoading = true
      this.$http.get(
        this.mixinViewModuleOptions.getTreeDataURL,
        {
          params: {}
        }
      ).then(({ data: res }) => {
        this.treeLoading = false
        if (res.code !== 0) {
          this.treeData = []
          return false
        }
        this.treeData = res.data
        // 默认显示第一节点的数据
        /* if (this.treeData && this.treeData.length > 0) {
          this.handleNodeClick({ id: res.data[0].id, dictType: res.data[0].dictType })
        } */
      }).catch(() => {
        this.treeLoading = false
      }
      )
    }
  }
}
</script>
